--ntext字段为空的

--ntext字段为空的
select * from [yuqing].[dbo].[CaiJi] where isnull(datalength(content),0) =0

--删除为空的

delete [yuqing].[dbo].[CaiJi] where [yuqing].[dbo].[CaiJi].[Title] in(
select [Title] from [yuqing].[dbo].[CaiJi] where isnull(datalength(content),0) =0)